Somerville, MA to Sao Paulo: time difference
Sao Paulo is 1 h ahead of Somerville, MA. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Somerville, MA 07:31 7:31 AM Sao Paulo 08:31 8:31 AM You –:–
07:31 7:31 AM
Eastern Daylight Time · UTC-4
☀️ 07:01 · 🌙 17:59
08:31 8:31 AM
Brasilia Standard Time · UTC-3
☀️ 05:32 · 🌙 18:13
·
+1 h
Sao Paulo is 1 h ahead of Somerville, MA.
When you, Somerville, MA and Sao Paulo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Somerville, MA
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇧🇷 Sao Paulo
1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
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Time zones side by side
| Detail | 🇺🇸 Somerville, MA | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 07:31 | 08:31 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Somerville, MA | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:01 | 05:32 |
| Sunset | 17:59 | 18:13 |
| Daylight | 10 h 58 min | 12 h 41 min |
| People on this clock | 75,754 | 11,451,999 |
Compare Somerville, MA with another city
More comparisons with Somerville, MA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Somerville, MA and Sao Paulo: common questions
How many hours ahead of Somerville, MA, is Sao Paulo?
The clocks in Sao Paulo are 1 hour ahead of those in Somerville (UTC−3 and UTC−4).
What time is it in Sao Paulo at the start of the working day in Somerville, MA?
The working day in Somerville starts at 9:00 AM; in Sao Paulo it is 10:00 AM at that moment.
What time is it in Sao Paulo at the end of the working day in Somerville, MA?
The working day in Somerville ends at 6:00 PM; in Sao Paulo it is 7:00 PM at that moment.
When is a good time to call Sao Paulo from Somerville, MA?
Between 9:00 AM and 5:00 PM in Somerville – that is 10:00 AM to 6:00 PM in Sao Paulo – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Sao Paulo compared with Somerville, MA?
The new day starts in Sao Paulo earlier: at 11:00 PM in Somerville it is already midnight there. Until 1:00 AM in Sao Paulo, Somerville is still on the previous day.
Is the time difference between Somerville, MA, and Sao Paulo the same all year?
No. Only Somerville switches to summer time, so the gap changes twice a year. From November 1, 2026, Sao Paulo will be 2 hours ahead of Somerville.
